My roving hand gently slid up her thighs until I could feel the curve of her well-shaped bottom.For the next several minutes, my fingertips read her b...ttom like a blind person reads Braille, searching from top to bottom and side to side until I had covered all of her ass... multiple times. Her breathing had gradually become more rapid and I didn't even need to encounter the twin trails of fresh pussy juice along her inner thighs to know that she was wet and ready.I began to work my left hand up. My hand releases the swim trunks from its grasp. "N-N-Nora, is that you?" Shhh, all in good time."Her mouth wraps around the circumcised head of my cock. My ball sac is being fondled by her hand. Her other delicate hand wraps around my shaft, sliding up and down. Her tongue swirls around the head of my cock.Within minutes I feel my cock throb as cum rises up the long, erect shaft."Oh Damn, I'm cumming!"Nora pumps my shaft faster as I release the first load in her mouth. Somehow I come more than. They lay at her feet, settling on her high heels. That was a terribly erotic sight. I stood up and slipped off my shirt, unbuckled my pants and took them off. I bent down to pick up her panties. I inhaled the sweet aroma of her pussy as mom slowly pulled my briefs down. When my cock sprang free I wrapped her panties around it and started stroking. "You look so sexy masturbating with my panties."While I continued to stroke, mom leaned forward and kissed the head. Then she wrapped her lips around. And you’re such a good student. If it’s okay with Mommy, then it’s okay with me.” She quickly said yes. Daddy said, “You could even tell us what you want to see more of, or what you want to practice more. After all, we’re your parents and we love you more than anyone else ever will.” Mother added, “Would you like to learn more about kissing tonight?” Cassy flipped up quickly -- “YES!!” “Okay, after our shows are finished and we all get our showers and brush our teeth for bed, we’ll have.